Year Sterling (millions) 1976-12-31 1114 1977-12-31 1517 1978-12-31 1952 1979-12-31 2600 1980-12-31 3178 1981-12-31 3660 1982-12-31 4447 1983-12-31 5184 1984-12-31 5495 1985-12-31 5878 1986-12-31 6088 1987-12-31 6080 1988-12-31 6530 1989-12-31 6836 1990-12-31 7118 1991-12-31 7124 1992-12-31 6811 1993-12-31 6333 1994-12-31 6240 1995-12-31 6297 1996-12-31 6579